Lampshade



FIG. 1 is a front perspective view of a lampshade showing my new design;

FIG. 2 is a front elevational view thereof, the rear being a mirror image of that shown;

FIG. 3 is a left side elevational view thereof, the right side being a mirror of that shown;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

CLAIM The ornamental design for a lampshade, as shown and described. 